16,17,18,19,20,21,22,23. 79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156
<span>18 + 36 : 9 + 6 · 8 – 50=20
1) 36:9=4
2) 6*8=48
3) 18+4=22
4) 22+48=70
5)70-50=20
<span>
400 – (80 + 180 : 3) + 60
1) 180:3=60
2) 80+60=140
3) 400-140=260
4) 260+60=320</span></span>